Monday, March 4, 2002		Compuquiz

Compuquiz — 73

1. What do we call an encryption/decryption key known only to the party or parties that exchange secret messages?

2. Which kind of pad was commonly used in cryptography during World War II?

3. Today, many Internet businesses and users take advantage of cryptography based on which approach?

4. What do we call the issuer of a PKI certificate?

5. Name the most widely used privacy ensuring program which was developed by Philip R. Zimmermann?.

6. Which is the encryption algorithm that will begin to supplant the Data Encryption Standard (DES) - and later Triple DES - over the next few years as the new standard encryption algorithm?

7. What do we call the inclusion of a secret message in otherwise unencrypted text or images?

8. In password protection, what is a random string of data used to modify a password hash?

9. What is a mode of operation for a block cipher, with the characteristic that each possible block of plaintext has a defined corresponding ciphertext value and vice versa?

10. Name the trial and error method used to decode encrypted data through exhaustive effort rather than employing intellectual strategies?

1 .RAM (Random Accessed Memory)

2. ROI (Return on Investment)

3. ROM (Read Only Memory)

4. Router

5. Search engine

6. Server

7. SGML (Standard Generalised Mark-up Language)

8. Smart Card

9. Simple Mail Transfer Protocol (SMTP). Sometimes also called Simple Mail Transport Protocol.

10. Software

1.R. Karthik

New Delhi

2.Nitin Sharma

Panipat

3.Harjeet Chauhan

Nangla, Jhajjar

Compuquiz rules

1.The readers who submit correct answers will be awarded the following cash prizes by The Tribune: First prize Rs 1,000, second prize Rs 750, third prize Rs 500.

2. All entries must be accompanied with a clipping of this quiz.

3. Entries should be sent to Quizmaster, Log in....Tribune, The Tribune, Sector 29-C, Chandigarh latest by March 11, 2002.

4. In case of more than one correct entry, prizes will be decided by a draw of lots. The decision of the Quizmaster in this regard will be final.

5. The answers and result of Compuquiz-73 will be published in the issue of March 18, 2002.

6. Entries should be sent on plain paper preferably typed in double space or handwritten legibly in block letters.

7. All entries must carry the sender's name, complete address and contact number.